which had to use IT-specific forms or contact to reverse). Unfortunately that doesn’t provide much information beyond the submission was completed, and those types of submissions historically haven’t been the best (at least for domain or IP blacklists/RBLs/etc. What I did do meantime was submit a false positive for the base URL using our O365 account per Handle false positives or false negatives in AIR in Microsoft 365 Defender | Microsoft Docs Did see similar questions on the MS forums and the MS reps seemed to point to UserVoice pages to report, but now UserVoice has been phased out =P
#Mailspring spam filter how to
Note I did briefly look into how to submit false positives, unfortunately for MS Defender/ATP links specifically, there doesn’t seem to be a ton of information. Yea that’s probably accurate RE someone sending a malicious link and it getting flagged for everyone. Side note - had a hell of a time getting this posted lol, kept saying new users can only post 2 links even though I only had the one and modified the others, not sure what’s up but hopefully one of these will go through! You get snooze tools and send later tools. A smart inbox sorts out the important emails for you. It lets you manage them all in one unified inbox. The entire link domain being marked malicious by Microsoft is likely to have many other major+negative impacts as it’s likely to be merged into Edge/Windows + Microsoft Defender (if not already as O365 ATP is Microsoft Defender), not to mention emails getting blocked/flagged/rejected It syncs multiple accounts from the likes of Gmail, iCloud Mail, Office 365, Microsoft Outlook, IMAP and POP3. As previously mentioned, even the most secure email provider misses junk from time to. If you use any type of major email provider, chances are they offer some sort of built-in spam. Looks like a blanket block on the base mailspring link domain from what can tell since nomatter what link I send the same occurs. The Different Types Of Email Spam Filters Explained Built-In Spam Filters. Occurred with 2 different organizations using Office 365 (everyone I sent to on Monday reported the links being malicious, including internally/our own email system). I send these almost every day and never had issues until Monday March 29. The link sent was simply a link to our own domain with a video (nothing special), links we send constantly company-wide as basically like our internal dropbox. Office 365 Email Provider (Recipient side) with Microsoft Defender/ATP Safe Links.(Not dependent on version/environment - applies to all as recipient server-based) (on recipient side, click the link and see the warning/block)īe able to use premium features (like link tracking) without being blocked/flagged as malicious by Microsoft.Send an email via Mailspring with link tracking enabled and include a link, to anyone on Office 365 with ATP/Safe Links.
Usually won’t allow you to click through at all, but for our Office 365 ATP we’ve changed the settings to allow bypassing/continuing to the URL if they click through multiple warnings We recommend that you don’t open this website, as opening it might not be safe and could harm your computer or result in malicious use of your personal data.įor Feedback on Microsoft Defender for Office 365 This website has been classified as malicious. When the recipient clicks the link, they’re taken to a O365 page with a giant red warning saying: When sending any email with link tracking enabled in Mailspring, the links get rewritten to the mailspring link domain - when the recipient email server is on Office 365 with ATP, the URL is then rewritten to pass-through O365’s Safe Link domain.
#Mailspring spam filter full
and relies on being able to fetch it again if you need it.) We may add support in the future, but since POP3 has already been replaced by IMAP and is likely to die off completely in the next few years, we are not planning to prioritize development of POP3 support.įor a full list of the providers Mailspring supports, click here.Somewhere between March 27th to March 29th 2021 it appears Microsoft / Office 365 has marked the mailspring domain as malicious, aka Link Tracking now causes emails to be marked malicious by any recipients using Office 365 with ATP/Safe Links (most organizations on O365), and looks very bad to the recipients + makes sending any links basically broken/blocked (including ones in signature) unless disable link tracking. (It periodically deletes messages you haven't viewed, erases old cached mail, etc. Mailspring's local database is designed to be a cache, not a permanent message store, and it is not intended to be the only repository of messages. The POP standard is very old, and most mail providers that support POP3 also support IMAP-check with your email service to see if they support a newer standard.Īdding POP3 support to Mailspring isn't straightforward, because in the POP3 messaging standard, messages are deleted from the server when you fetch them. Unfortunately, Mailspring does not support fetching mail via POP / POP3.
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